{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11482597","patent":{"patent_number":"US-11482597","title":"Semiconductor wafer having epitaxial layer","assignee":null,"inventors":[],"filing_date":"2018-12-12T00:00:00.000Z","publication_date":"2022-10-25T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L"],"num_claims":8,"abstract":"A semiconductor wafer of monocrystalline silicon. The semiconductor wafer having: a substrate wafer of monocrystalline silicon; and a layer of monocrystalline silicon that lies on a front side of the substrate wafer. The substrate wafer has a crystal orientation. An averaged front side-based ZDD of the semiconductor wafer, with a division of a surface of an epitaxial layer into 16 sectors and an edge exclusion of 1 mm, is not less than −30 nm/mm2 and not more than 0 nm/mm2. An ESFQRmax of the semiconductor wafer, with an edge exclusion of 1 mm and 72 sectors each with a length of 30 mm, is at most 10 nm."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Semiconductor wafer having epitaxial layer","description":"A semiconductor wafer of monocrystalline silicon. The semiconductor wafer having: a substrate wafer of monocrystalline silicon; and a layer of monocrystalline silicon that lies on a front side of the ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11482597","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-11482597","citation_suggestion":"Patentable. \"Semiconductor wafer having epitaxial layer\" (US-11482597). https://patentable.app/patents/US-11482597","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11482597","json":"https://patentable.app/api/llm-context/US-11482597","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T11:17:38.243Z"}